Duke Energy Carolinas
Balancing Authority Summary Information
Duke Energy Carolinas is ranked #13 out of 64 balancing authorities in terms of total annual electricity generation.
| Balancing Authority | Duke Energy Carolinas |
|---|---|
| States | North Carolina South Carolina |
| Last Update | Jul 2026 |
| Annual Generation | 112.6 TWh |
| Power Plants | 577 |
| Utilities | 213 |
| Ranked #13 out of 64 in terms of net annual generation | |
| Ranked #6 out of 20 in terms of annual generation from nuclear | |
| Power Plant Types | Nuclear | 52.7% Natural Gas | 25.8% Coal | 19.5% Solar | 1.8% Water | 0.9% Other Fuel | 0% |
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Daily Net Generation for Duke Energy Carolinas for the past 3 Years
| Plant Name | Utility | Location | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|
| High Shoals Hydro (NC) | Central Rivers Power US, LLC | High Shoals, NC | 3 GWh | Jun 1934 | May 2026 | Water |
| Oxford Dam | Duke Energy Carolinas, LLC | Conover, NC | 87 GWh | Mar 1928 | Dec 2025 | Water |
| Cedar Creek (SC) | Duke Energy Carolinas, LLC | Great Falls, SC | 102 GWh | Jul 1926 | Dec 2025 | Water |
| Spartanburg Water System | Spartanburg Commissioners PW | Chesnee, SC | 620 MWh | Dec 1925 | May 2026 | Water : 84.0% Distillate Fuel Oil : 16.0% |
| Wylie | Duke Energy Carolinas, LLC | Fort Mill, SC | 99 GWh | Jul 1925 | Dec 2025 | Water |
| Rhodhiss | Duke Energy Carolinas, LLC | Rhodhiss, NC | 56 GWh | Jan 1925 | Dec 2025 | Water |
| Franklin (NC) | Northbrook Carolina Hydro II, LLC | Franklin, NC | 3 GWh | Dec 1924 | Dec 2025 | Water |
| Mission | Northbrook Carolina Hydro II, LLC | Murphy, NC | 7 GWh | Nov 1924 | Dec 2025 | Water |
| Mountain Island | Duke Energy Carolinas, LLC | Mount Holly, NC | 90 GWh | Nov 1923 | Dec 2025 | Water |
| Dearborn | Duke Energy Carolinas, LLC | Great Falls, SC | 70 GWh | Feb 1923 | Dec 2025 | Water |
| Lockhart | Lockhart Power Co | Lockhart, SC | 49 GWh | Dec 1920 | Dec 2025 | Water |
| Wateree Hydro | Duke Energy Carolinas, LLC | Ridgeway, SC | 137 GWh | Sep 1919 | Dec 2025 | Water |
| Bridgewater | Duke Energy Carolinas, LLC | Morganton, NC | 28 GWh | Apr 1919 | Dec 2025 | Water |
| Fishing Creek | Duke Energy Carolinas, LLC | Great Falls, SC | 77 GWh | Oct 1916 | Dec 2025 | Water |
| Lookout Shoals | Duke Energy Carolinas, LLC | Statesville, NC | 83 GWh | Nov 1915 | Dec 2025 | Water |
| 99 Islands | Duke Energy Carolinas, LLC | Blacksburg, SC | 31 GWh | Apr 1910 | Dec 2025 | Water |
| Gaston Shoals | Northbrook Carolina Hydro II, LLC | Blacksburg, SC | 5 GWh | Apr 1908 | Dec 2025 | Water |
| Apex NC Solar | Apex NC Solar, LLC | Lawndale, NC | 1 GWh | - | May 2026 | Solar |
| Beaverdam Renewable Energy Center | Duke Energy Carolinas, LLC | Grey Court, SC | 13 GWh | - | May 2026 | Solar |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #61 | Alcoa Power Generating, Inc. - Yadkin Division | 442.5 GWh | 4 |
| #24 | Dominion Energy South Carolina, Inc. | 25.3 TWh | 83 |
| #17 | Duke Energy Progress East | 64.5 TWh | 565 |
| #50 | Duke Energy Progress West | 4.5 TWh | 15 |
| #41 | JEA | 9.6 TWh | 24 |
| #23 | Louisville Gas and Electric Company and Kentucky Utilities Company | 33.9 TWh | 25 |
| #1 | PJM Interconnection, LLC | 882.8 TWh | 2,652 |
| #31 | South Carolina Public Service Authority | 18.5 TWh | 35 |
| #59 | Southeastern Power Administration | 1.3 TWh | 11 |
| #6 | Southern Company Services, Inc. - Trans | 253.5 TWh | 422 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #6 | Southern Company Services, Inc. - Trans | 253.5 TWh | 422 |
| #7 | California Independent System Operator | 169.4 TWh | 2,135 |
| #9 | Tennessee Valley Authority | 163.4 TWh | 207 |
| #10 | Florida Power & Light Co. | 152.2 TWh | 187 |
| #12 | New York Independent System Operator | 134.3 TWh | 1,299 |
| #13 | Duke Energy Carolinas | 112.6 TWh | 577 |
| #15 | ISO New England | 111.1 TWh | 1,629 |
| #16 | Bonneville Power Administration | 91.6 TWh | 167 |
| #17 | Duke Energy Progress East | 64.5 TWh | 565 |
| #18 | PacifiCorp East | 60.9 TWh | 222 |